APA (7th ed.) Citation

Prawer, J. (1972). The world of the crusaders. Quadrangle Books.

Chicago Style (17th ed.) Citation

Prawer, Joshua. The World of the Crusaders. New York: Quadrangle Books, 1972.

MLA (9th ed.) Citation

Prawer, Joshua. The World of the Crusaders. Quadrangle Books, 1972.

Warning: These citations may not always be 100% accurate.